Base | Representation |
---|---|
bin | 101001001011110100100 |
3 | 2112120012222 |
4 | 11021132210 |
5 | 321141130 |
6 | 44531512 |
7 | 14320343 |
oct | 5113644 |
9 | 2476188 |
10 | 1349540 |
11 | 841a25 |
12 | 550b98 |
13 | 38335a |
14 | 271b5a |
15 | 1b9ce5 |
hex | 1497a4 |
1349540 has 12 divisors (see below), whose sum is σ = 2834076. Its totient is φ = 539808.
The previous prime is 1349533. The next prime is 1349651. The reversal of 1349540 is 459431.
It can be written as a sum of positive squares in 2 ways, for example, as 719104 + 630436 = 848^2 + 794^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33719 + ... + 33758.
It is an arithmetic number, because the mean of its divisors is an integer number (236173).
21349540 is an apocalyptic number.
1349540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1349540 is an abundant number, since it is smaller than the sum of its proper divisors (1484536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1349540 is a wasteful number, since it uses less digits than its factorization.
1349540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67486 (or 67484 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 1349540 is about 1161.6970345146. The cubic root of 1349540 is about 110.5083905370.
The spelling of 1349540 in words is "one million, three hundred forty-nine thousand, five hundred forty".
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